Automatic connection is more convenient to use
After the first successful matching with the device, the Bluetooth receiver will be used in the follow-up, and the connection will be automatic when the device is turned on.

Durable endurance
The built-in battery is 55 mA, full of continuous playback time up to 5 hours
1.5 hours full of continuous play for 4-5 hours, power shortage will voice prompts